Meet the M&P From S & W. Reinforced polymer chassis, superior ergonomics, ambidextrous controls, proven safety features. The new standard in reliability when your job is to serve and protect and your life is on the line. Available in .40S&W, 9mm and 357Sig...now even .22. This is the pistol, NOT THE AR. It is just like your regular M&P but in 22 LR. Just released.